Chinese cities shut down factories ahead of G20 summit

Chinese authorities have shut down scores of factories and ordered a mandatory holiday for workers ahead of a summit of leaders of the Group of 20 economic powers, authorities said. Along with the mandatory vacation, certain types of factories within a 300-kilometre (185 mile) radius of Hangzhou have been forced to shut down for 12 days in order to ensure blue skies for the visiting dignitaries, according to government websites. The order affects chemical producers, construction material factori